請問空軍如何空中廣播驅離?使用啦叭擴音器?使用無線電,對方啦叭也要打開相同頻道才行啊?

Each aircraft, regardless civilian or military, has its radio connected to a shared emergency channel (an aircraft has multiple radios).

This is the channel needed used for emergency communications.

可以用全頻廣播，不論你用什頻道，只有你不願聽，不會聽不到